Tulir Asokan
81 lines
3.1 KiB
Python
81 lines
3.1 KiB
Python
# -*- coding: future_fstrings -*-
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# mautrix-telegram - A Matrix-Telegram puppeting bridge
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# Copyright (C) 2018 Tulir Asokan
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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from sqlalchemy import Column, Integer, String, Boolean, Text, and_
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from sqlalchemy.engine.result import RowProxy
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from typing import Optional
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from ..types import MatrixRoomID, TelegramID
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from .base import Base
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class Portal(Base):
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__tablename__ = "portal"
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# Telegram chat information
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tgid = Column(Integer, primary_key=True) # type: TelegramID
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tg_receiver = Column(Integer, primary_key=True) # type: TelegramID
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peer_type = Column(String, nullable=False)
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megagroup = Column(Boolean)
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# Matrix portal information
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mxid = Column(String, unique=True, nullable=True) # type: Optional[MatrixRoomID]
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config = Column(Text, nullable=True)
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# Telegram chat metadata
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username = Column(String, nullable=True)
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title = Column(String, nullable=True)
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about = Column(String, nullable=True)
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photo_id = Column(String, nullable=True)
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@classmethod
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def scan(cls, row) -> Optional['Portal']:
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(tgid, tg_receiver, peer_type, megagroup, mxid, config, username, title, about,
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photo_id) = row
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return cls(tgid=tgid, tg_receiver=tg_receiver, peer_type=peer_type, megagroup=megagroup,
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mxid=mxid, config=config, username=username, title=title, about=about,
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photo_id=photo_id)
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@classmethod
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def _one_or_none(cls, rows: RowProxy) -> Optional['Portal']:
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try:
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return cls.scan(next(rows))
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except StopIteration:
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return None
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@classmethod
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def get_by_tgid(cls, tgid: TelegramID, tg_receiver: TelegramID) -> Optional['Portal']:
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return cls._select_one_or_none(and_(cls.c.tgid == tgid, cls.c.tg_receiver == tg_receiver))
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@classmethod
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def get_by_mxid(cls, mxid: MatrixRoomID) -> Optional['Portal']:
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return cls._select_one_or_none(cls.c.mxid == mxid)
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@classmethod
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def get_by_username(cls, username: str) -> Optional['Portal']:
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return cls._select_one_or_none(cls.c.username == username)
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@property
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def _edit_identity(self):
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return and_(self.c.tgid == self.tgid, self.c.tg_receiver == self.tg_receiver)
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def insert(self) -> None:
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self.db.execute(self.t.insert().values(
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tgid=self.tgid, tg_receiver=self.tg_receiver, peer_type=self.peer_type,
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megagroup=self.megagroup, mxid=self.mxid, config=self.config, username=self.username,
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title=self.title, about=self.about, photo_id=self.photo_id))
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